User's Manual

19
G970 G976 G990
Frame
Front
Minimum dimensions of box section
in
(mm)
10.5 x 13.4
(267 x 340)
10.5 x 13.4
(267 x 340)
10.5 x 13.4
(267 x 340)
Plate thickness
in (mm) 1 & 1.2 (25 & 30) 1 & 1.2 (25 & 30) 1.2 & 1.6 (30 & 40)
Vertical section modulus at arch cu in (cm
3
) 163 (2 671) 163 (2 671) 185 (3 032)
minimum cu in (cm
3
) 137.7 (2 256) 137.7 (2 256) 157.9 (2 588)
maximum cu in (cm
3
) 283.9 (4 652) 283.9 (4 652) 324.3 (5 626)
Rear
Minimum dimensions in
(mm)
11 x 4
(280 x 102)
11 x 4
(280 x 102)
11 x 4
(280 x 102)
Optional first user lifetime warranty on frame and articulation joint.
Moldboard
Standard moldboard with replaceable end bits
in
(mm)
1.0 x 29 x 144
(25 x 737 x 3 658)
1.0 x 29 x 144
(25 x 737 x 3 658)
1.0 x 31 x 168
(25 x 787 x 4 267)
Moldboard material
SAE 1050
high carbon steel
SAE 1050
high carbon steel
SAE 1050
high carbon steel
Edge: through hardened in (mm) 6 x 5/8 (152 x 16)
boron steel
6 x 5/8 (152 x 16)
boron steel
8 x 1 (203 x 25)
boron steel
Bolt spacing in (mm) 6 (152) 6 (152) 6 (152)
Bolt size in (mm) 5/8 (16) 5/8 (16) 3/4 (19)
Slide rails supported by DURAMIDE™ bearings Yes Yes
Slide rails supported with adjustable metallic bearings Yes
Moldboard range: Moveable Blade Control System
(Dimensions shown with standard tires and moldboard)
Left/Right Left/Right Left/Right
Reach outside tires - articulated frame
in
(mm)
118/117.5
(2 997/2 985)
118/117.5
(2 997/2 985)
121.5/121
(3 086/3 073)
Reach outside tires - straight frame in
(mm)
77.5/77
(1 969/1 956)
77.5/77
(1 969/1 956)
89/88.5
(2 261/2 248)
Moldboard slide
in
(mm)
26.5/26.5
(673/673)
26.5/26.5
(673/673)
26.5/26.5
(673/673)
Circle side shift in
(mm)
30.5/29.5
(775/749)
30.5/29.5
(775/749)
30/29.5
(762/749)
Maximum bank sloping angle, left - right degrees 90º 90º 90º
Moldboard ground clearance
in (mm) 17.5 (445) 17.5 (445) 17 (432)
Moldboard cutting depth in (mm) 31 (787) 31 (787) 32 (813)
Moldboard tilt range degrees forward
degrees back
44º
6.5º
44º
6.5º
46º
13º
Superior moldboard mobility permits steep ditch cutting angles and back sloping outside overall machine width.